What time zone is Seiyo in?

Seiyo uses Japan Standard Time (JST, UTC+9) all year. Its IANA time zone is Asia/Tokyo.

Does Seiyo observe daylight saving time?

No. Seiyo uses JST (UTC+9) all year.

Current Time in Seiyo, Seiyo Shi, Ehime, Japan

2:41:32 AM

02:41:32

Thursday, October 29, 2026

JST (Japan Standard Time) · UTC+09:00

Asia/Tokyo

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Time zone details

Seiyo does not observe daylight saving time in 2026

Daylight in Seiyo

Sunrise6:25 AMSolar noon11:53 AMSunset5:20 PM

Clock change statusNo clock changes are scheduled for Seiyo in the next 12 monthsView schedule Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: Japan
Administrative area: Ehime
District: Seiyo Shi
Place type: City or town
Country currency: Japanese Yen (JPY)

Practical

Country languages: Japanese
Dialing code: +81
Elevation: Approximately 197 m (DEM estimate)

Geography

Geographic coordinates: 33° 23' N / 132° 37' E

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Clock changes in Seiyo

No clock or time-zone designation changes in 2026

Future clock changes, 2027–2030

Clock changes worldwide

Sun & Moon details

Sunrise: 6:25 AM
Solar noon: 11:53 AM
Sunset: 5:20 PM
Daylight duration: 10 hr 56 min1 min 51 sec shorter than the previous day

Civil twilight: 5:59 AM – 5:46 PM
Nautical twilight: 5:30 AM – 6:15 PM
Astronomical twilight: 5:01 AM – 6:44 PM

Waning GibbousMoon illumination88%

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Thursday, October 29, 2026

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Sun

Sunrise: 6:25 AM (east, 105.5°)
Sunset: 5:20 PM (west, 254.3°)
Day length: 10 hr 56 min1 min 51 sec shorter than the previous day
Solar noon: 11:53 AM (43.2° altitude)

Civil twilight

Dawn to dusk: 5:59 AM – 5:46 PM

Additional twilight

Nautical dawn to dusk: 5:30 AM – 6:15 PM
Astronomical dawn to dusk: 5:01 AM – 6:44 PM

Moon

Phase: Waning Gibbous (88% illuminated)
Moonrise: 7:35 PM (northeast, 56.3°)
Moonset: 9:49 AM (northwest, 303.2°)
Previous principal phase: Full Moon — Monday, October 26, 2026 at 1:12 PM
Next principal phase: Third Quarter — Monday, November 2, 2026 at 5:28 AM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Thursday, October 29	6:25 AM	5:20 PM	10 hr 56 min	1 min 51 sec shorter than the previous day
Friday, October 30	6:25 AM	5:19 PM	10 hr 54 min	1 min 50 sec shorter than the previous day
Saturday, October 31	6:26 AM	5:18 PM	10 hr 52 min	1 min 50 sec shorter than the previous day
Sunday, November 1	6:27 AM	5:17 PM	10 hr 50 min	1 min 49 sec shorter than the previous day
Monday, November 2	6:28 AM	5:17 PM	10 hr 49 min	1 min 47 sec shorter than the previous day
Tuesday, November 3	6:29 AM	5:16 PM	10 hr 47 min	1 min 47 sec shorter than the previous day
Wednesday, November 4	6:30 AM	5:15 PM	10 hr 45 min	1 min 46 sec shorter than the previous day

Weather forecast for Seiyo

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Plan around Seiyo

Upcoming national public holidays in Japan

Tue, Nov 3, 2026Culture Day
Mon, Nov 23, 2026Labor Thanksgiving Day
Fri, Jan 1, 2027New Year's Day

Nearby places

Browse places in Japan

Frequently asked questions

What time zone is Seiyo in?: Seiyo uses Japan Standard Time (JST, UTC+9) all year. Its IANA time zone is Asia/Tokyo.
When is the next clock change in Seiyo?: No clock changes are scheduled for Seiyo in the next 12 months
Does Seiyo observe daylight saving time?: No. Seiyo uses JST (UTC+9) all year.
What is the UTC offset of Seiyo?: Seiyo is UTC+9 all year